title: A prospective randomized study of prophylactic antibiotics in elective laparoscopic cholecystectomy.
mesh_terms: D019072:Antibiotic Prophylaxis; D001424:Bacterial Infections / Q000517:prevention & control; D016022:Case-Control Studies; D017081:Cholecystectomy, Laparoscopic; D017558:Elective Surgical Procedures; D006801:Humans; D011183:Postoperative Complications / Q000517:prevention & control; D011446:Prospective Studies; D016032:Randomized Controlled Trials as Topic / Q000379:methods / Q000706:statistics & numerical data; D018401:Sample Size